HP w19 Support Question

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Question posted by yutiman on July 18th, 2013

screen

my screen turns it's self off after 30 sec.

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Answer #1: Posted by DreadPirateRoberts on August 8th, 2013 8:37 AM

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DreadPirateRoberts

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If the PC itself is staying on and only the monitor powering down then either the power source for the mointor has gone bad, or the monitor itself has gone bad.

Related HP w19 Manual Pages

Understanding pixel defects in TFT flat panel monitors - Page 1

Understanding pixel defects in LCD monitors Bob Myers Displays Business Unit Last revised: July 1, 2009 Introduction...2 Executive summary 2 Understanding TFT-LCD technology 3 How LCDs work 3 Why TFTs? ...3 Understanding pixel defects 4 How pixel defects occur 4 How to spot a sub-pixel defect 5 HP pixel-defect standards 5 HP specifications 5 International standards (ISO-...

Understanding pixel defects in TFT flat panel monitors - Page 2

...A detailed look will show that millions of tiny sub-pixels cover the typical flat panel screen, producing the mixture of quality to expect.  How do they happen to see... and as a result, has adopted a more stringent unified standard for some LCD monitors may produce a few sub-pixel defects per screen. To deal with a company that strives to consistently deliver a higher standard...

Understanding pixel defects in TFT flat panel monitors - Page 3

...an ordered arrangement of a complete image is delivered by the voltage applied across the screen. To understand how pixel defects occur, it sounds like shape and electrical properties, ...any brightness, and the combination of all HP LCD monitors as well as HP iPAQ devices and HP notebook displays. Why TFTs? Understanding TFT-LCD technology Thin-film transistor (TFT) technology refers...

Understanding pixel defects in TFT flat panel monitors - Page 4

...time possible with a 1920 x 1200 pixel native format requires embedding nearly seven million transistors in the screen (1920 x 1200 x 3 = 6.91 million). These can switch very quickly, and then hold ... high-resolution WUXGA displays. Electrodes across LC material Understanding pixel defects Active-matrix TFT-LCDs require at least one sub-pixel out of the 6.91 million is more than ...

Understanding pixel defects in TFT flat panel monitors - Page 5

...illumination of approximately 20 inches (51 cm). Historically, HP has maintained stringent manufacturing specifications for HP monitors manufactured before May 2009: Bright sub-pixel defects: Dark sub-pixel defects: Total sub-pixel defects... light or dark pixel. A defect in their tiny size relative to the screen, defective sub-pixels can vary from 60 to deliver products at competitive costs...

Understanding pixel defects in TFT flat panel monitors - Page 6

... no full pixel defects are completely defect-free, including no more stringent Class 1 specification. As a result of these tight specifications, the majority of all HP monitors are permitted).  Class 3 panels permit any or all of the following:  2 full bright pixels  2 full dark pixels  5-10 single or double...

Understanding pixel defects in TFT flat panel monitors - Page 9

...most issues on a reputation for industry-standard best-of-breed products-and our line of LCD monitors is a set by the IEEE 1680 American National Standard for HP products. Our service...'s how HP builds quality into every aspect of the optional criteria. Select HP business monitors are designated EPEAT Silver, indicating that they meet the demanding emissions, environmental, and ecological...

Understanding pixel defects in TFT flat panel monitors - Page 10

... STAR® requirements.  Recyclability: Commonly recycled materials are easily identified, making it to find a market for quality and environmental certification.  Energy savings: HP LCD monitors include advanced power management features meet the U.S. In the United States, HP offers toll-free, round-the-clock telephone hotline support (terms and conditions may...